/*

 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

/*

 * @test TestStableFloat

 * @summary tests on stable fields and arrays

 * @run main ClassFileInstaller

 *           java/lang/invoke/TestStableFloat

 *           java/lang/invoke/TestStableFloat$FloatStable

 *           java/lang/invoke/TestStableFloat$StaticFloatStable

 *           java/lang/invoke/TestStableFloat$VolatileFloatStable

 *           java/lang/invoke/TestStableFloat$FloatArrayDim1

 *           java/lang/invoke/TestStableFloat$FloatArrayDim2

 *           java/lang/invoke/TestStableFloat$FloatArrayDim3

 *           java/lang/invoke/TestStableFloat$FloatArrayDim4

 *           java/lang/invoke/TestStableFloat$ObjectArrayLowerDim0

 *           java/lang/invoke/TestStableFloat$ObjectArrayLowerDim1

 *           java/lang/invoke/TestStableFloat$NestedStableField

 *           java/lang/invoke/TestStableFloat$NestedStableField$A

 *           java/lang/invoke/TestStableFloat$NestedStableField1

 *           java/lang/invoke/TestStableFloat$NestedStableField1$A

 *           java/lang/invoke/TestStableFloat$NestedStableField2

 *           java/lang/invoke/TestStableFloat$NestedStableField2$A

 *           java/lang/invoke/TestStableFloat$NestedStableField3

 *           java/lang/invoke/TestStableFloat$NestedStableField3$A

 *           java/lang/invoke/TestStableFloat$DefaultValue

 *           java/lang/invoke/TestStableFloat$ObjectArrayLowerDim2

 *

 * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions

 *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4

 *                   java.lang.invoke.TestStableFloat

 *

 * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions

 *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4

 *                   java.lang.invoke.TestStableFloat

 *

 * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions

 *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4

 *                   java.lang.invoke.TestStableFloat

 * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions

 *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4

 *                   java.lang.invoke.TestStableFloat

 */

package java.lang.invoke;

import java.lang.reflect.InvocationTargetException;

public class TestStableFloat {

    public static void main(String[] args) throws Exception {

        run(DefaultValue.class);

        run(FloatStable.class);

        run(StaticFloatStable.class);

        run(VolatileFloatStable.class);

        // @Stable arrays: Dim 1-4

        run(FloatArrayDim1.class);

        run(FloatArrayDim2.class);

        run(FloatArrayDim3.class);

        run(FloatArrayDim4.class);

        // @Stable Object field: dynamic arrays

        run(ObjectArrayLowerDim0.class);

        run(ObjectArrayLowerDim1.class);

        run(ObjectArrayLowerDim2.class);

        // Nested @Stable fields

        run(NestedStableField.class);

        run(NestedStableField1.class);

        run(NestedStableField2.class);

        run(NestedStableField3.class);

        if (failed) {

            throw new Error("TEST FAILED");

        }

    }

    /* ==================================================== */

    static class DefaultValue {

        public @Stable float v;

        public static final DefaultValue c = new DefaultValue();

        public static float get() { return c.v; }

        public static void test() throws Exception {

                        float val1 = get();

            c.v = 1.0F; float val2 = get();

            assertEquals(val1, 0F);

            assertEquals(val2, 1.0F);

        }

    }

    /* ==================================================== */

    static class FloatStable {

        public @Stable float v;

        public static final FloatStable c = new FloatStable();

        public static float get() { return c.v; }

        public static void test() throws Exception {

            c.v = 1.0F; float val1 = get();

            c.v = 2.0F; float val2 = get();

            assertEquals(val1, 1.0F);

            assertEquals(val2, (isStableEnabled ? 1.0F : 2.0F));

        }

    }

    /* ==================================================== */

    static class StaticFloatStable {

        public static @Stable float v;

        public static final StaticFloatStable c = new StaticFloatStable();

        public static float get() { return c.v; }

        public static void test() throws Exception {

            c.v = 1.0F; float val1 = get();

            c.v = 2.0F; float val2 = get();

            assertEquals(val1, 1.0F);

            assertEquals(val2, (isStableEnabled ? 1.0F : 2.0F));

        }

    }

    /* ==================================================== */

    static class VolatileFloatStable {

        public @Stable volatile float v;

        public static final VolatileFloatStable c = new VolatileFloatStable();

        public static float get() { return c.v; }

        public static void test() throws Exception {

            c.v = 1.0F; float val1 = get();

            c.v = 2.0F; float val2 = get();

            assertEquals(val1, 1.0F);

            assertEquals(val2, (isStableEnabled ? 1.0F : 2.0F));

        }

    }

    /* ==================================================== */

    // @Stable array == field && all components are stable

    static class FloatArrayDim1 {

        public @Stable float[] v;

        public static final FloatArrayDim1 c = new FloatArrayDim1();

        public static float get() { return c.v[0]; }

        public static float get1() { return c.v[10]; }

        public static float[] get2() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new float[1]; c.v[0] = 1.0F; float val1 = get();

                                    c.v[0] = 2.0F; float val2 = get();

                assertEquals(val1, 1.0F);

                c.v = new float[1]; c.v[0] = 3.0F; float val3 = get();

            }

            {

                c.v = new float[20]; c.v[10] = 1.0F; float val1 = get1();

                                     c.v[10] = 2.0F; float val2 = get1();

                assertEquals(val1, 1.0F);

                c.v = new float[20]; c.v[10] = 3.0F; float val3 = get1();

            }

            {

                c.v = new float[1]; float[] val1 = get2();

                c.v = new float[1]; float[] val2 = get2();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class FloatArrayDim2 {

        public @Stable float[][] v;

        public static final FloatArrayDim2 c = new FloatArrayDim2();

        public static float get() { return c.v[0][0]; }

        public static float[] get1() { return c.v[0]; }

        public static float[][] get2() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new float[1][1]; c.v[0][0] = 1.0F; float val1 = get();

                                       c.v[0][0] = 2.0F; float val2 = get();

                assertEquals(val1, 1.0F);

                c.v = new float[1][1]; c.v[0][0] = 3.0F; float val3 = get();

                c.v[0] = new float[1]; c.v[0][0] = 4.0F; float val4 = get();

            }

            {

                c.v = new float[1][1]; float[] val1 = get1();

                c.v[0] = new float[1]; float[] val2 = get1();

            }

            {

                c.v = new float[1][1]; float[][] val1 = get2();

                c.v = new float[1][1]; float[][] val2 = get2();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class FloatArrayDim3 {

        public @Stable float[][][] v;

        public static final FloatArrayDim3 c = new FloatArrayDim3();

        public static float get() { return c.v[0][0][0]; }

        public static float[] get1() { return c.v[0][0]; }

        public static float[][] get2() { return c.v[0]; }

        public static float[][][] get3() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new float[1][1][1]; c.v[0][0][0] = 1.0F; float val1 = get();

                                          c.v[0][0][0] = 2.0F; float val2 = get();

                assertEquals(val1, 1.0F);

                c.v = new float[1][1][1]; c.v[0][0][0] = 3.0F; float val3 = get();

                c.v[0] = new float[1][1]; c.v[0][0][0] = 4.0F; float val4 = get();

                c.v[0][0] = new float[1]; c.v[0][0][0] = 5.0F; float val5 = get();

            }

            {

                c.v = new float[1][1][1]; float[] val1 = get1();

                c.v[0][0] = new float[1]; float[] val2 = get1();

            }

            {

                c.v = new float[1][1][1]; float[][] val1 = get2();

                c.v[0] = new float[1][1]; float[][] val2 = get2();

            }

            {

                c.v = new float[1][1][1]; float[][][] val1 = get3();

                c.v = new float[1][1][1]; float[][][] val2 = get3();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class FloatArrayDim4 {

        public @Stable float[][][][] v;

        public static final FloatArrayDim4 c = new FloatArrayDim4();

        public static float get() { return c.v[0][0][0][0]; }

        public static float[] get1() { return c.v[0][0][0]; }

        public static float[][] get2() { return c.v[0][0]; }

        public static float[][][] get3() { return c.v[0]; }

        public static float[][][][] get4() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new float[1][1][1][1]; c.v[0][0][0][0] = 1.0F; float val1 = get();

                                             c.v[0][0][0][0] = 2.0F; float val2 = get();

                assertEquals(val1, 1.0F);

                c.v = new float[1][1][1][1]; c.v[0][0][0][0] = 3.0F; float val3 = get();

                c.v[0] = new float[1][1][1]; c.v[0][0][0][0] = 4.0F; float val4 = get();

                c.v[0][0] = new float[1][1]; c.v[0][0][0][0] = 5.0F; float val5 = get();

                c.v[0][0][0] = new float[1]; c.v[0][0][0][0] = 6.0F; float val6 = get();

            }

            {

                c.v = new float[1][1][1][1]; float[] val1 = get1();

                c.v[0][0][0] = new float[1]; float[] val2 = get1();

            }

            {

                c.v = new float[1][1][1][1]; float[][] val1 = get2();

                c.v[0][0] = new float[1][1]; float[][] val2 = get2();

            }

            {

                c.v = new float[1][1][1][1]; float[][][] val1 = get3();

                c.v[0] = new float[1][1][1]; float[][][] val2 = get3();

            }

            {

                c.v = new float[1][1][1][1]; float[][][][] val1 = get4();

                c.v = new float[1][1][1][1]; float[][][][] val2 = get4();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    // Dynamic Dim is higher than static

    static class ObjectArrayLowerDim0 {

        public @Stable Object v;

        public static final ObjectArrayLowerDim0 c = new ObjectArrayLowerDim0();

        public static float get() { return ((float[])c.v)[0]; }

        public static float[] get1() { return (float[])c.v; }

        public static void test() throws Exception {

            {

                c.v = new float[1]; ((float[])c.v)[0] = 1.0F; float val1 = get();

                                    ((float[])c.v)[0] = 2.0F; float val2 = get();

                assertEquals(val1, 1.0F);

                assertEquals(val2, 2.0F);

            }

            {

                c.v = new float[1]; float[] val1 = get1();

                c.v = new float[1]; float[] val2 = get1();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class ObjectArrayLowerDim1 {

        public @Stable Object[] v;

        public static final ObjectArrayLowerDim1 c = new ObjectArrayLowerDim1();

        public static float get() { return ((float[][])c.v)[0][0]; }

        public static float[] get1() { return (float[])(c.v[0]); }

        public static Object[] get2() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new float[1][1]; ((float[][])c.v)[0][0] = 1.0F; float val1 = get();

                                       ((float[][])c.v)[0][0] = 2.0F; float val2 = get();

                assertEquals(val1, 1.0F);

                assertEquals(val2, 2.0F);

            }

            {

                c.v = new float[1][1]; c.v[0] = new float[0]; float[] val1 = get1();

                                       c.v[0] = new float[0]; float[] val2 = get1();

            }

            {

                c.v = new float[0][0]; Object[] val1 = get2();

                c.v = new float[0][0]; Object[] val2 = get2();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class ObjectArrayLowerDim2 {

        public @Stable Object[][] v;

        public static final ObjectArrayLowerDim2 c = new ObjectArrayLowerDim2();

        public static float get() { return ((float[][][])c.v)[0][0][0]; }

        public static float[] get1() { return (float[])(c.v[0][0]); }

        public static float[][] get2() { return (float[][])(c.v[0]); }

        public static Object[][] get3() { return c.v; }

        public static void test() throws Exception {

            {

                c.v = new float[1][1][1]; ((float[][][])c.v)[0][0][0] = 1.0F; float val1 = get();

                                          ((float[][][])c.v)[0][0][0] = 2.0F; float val2 = get();

                assertEquals(val1, 1.0F);

                assertEquals(val2, 2.0F);

            }

            {

                c.v = new float[1][1][1]; c.v[0][0] = new float[0]; float[] val1 = get1();

                                          c.v[0][0] = new float[0]; float[] val2 = get1();

            }

            {

                c.v = new float[1][1][1]; c.v[0] = new float[0][0]; float[][] val1 = get2();

                                          c.v[0] = new float[0][0]; float[][] val2 = get2();

            }

            {

                c.v = new float[0][0][0]; Object[][] val1 = get3();

                c.v = new float[0][0][0]; Object[][] val2 = get3();

                assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));

            }

        }

    }

    /* ==================================================== */

    static class NestedStableField {

        static class A {

            public @Stable float a;

        }

        public @Stable A v;

        public static final NestedStableField c = new NestedStableField();

        public static A get() { return c.v; }

        public static float get1() { return get().a; }

        public static void test() throws Exception {

            {

                c.v = new A(); c.v.a = 1.0F; A val1 = get();

                               c.v.a = 2.0F; A val2 = get();